Numby
Numby transforms how you calculate. Express math naturally, convert units and currencies, track your work, and share results beautifully - all in one place.
Cost / License
- Freemium (Pay once)
- Open Source (MIT)
Platforms
- iPhone
- iPad
- Mac
- visionOS
Features
Properties
- Lightweight
- Privacy focused
Features
- Ad-free
- Syntax Highlighting
- Dark Mode
- No registration required
- Works Offline
- No Tracking
- Command line interface
- Currency Conversion
- Natural Language Processing
- Variables
- Unit converter
Numby News & Activities
Recent activities
POX added Numby as alternative to SpeedCrunch, Qalculate!, Numara Calculator and fxSolver- POX added Numby
Numby information
Developed by
Vivy Technologies Licensing
Open Source (MIT) and Freemium product.Pricing
One time purchase (perpetual license) that costs $6 + free version with limited functionality.Written in
Alternatives
51 alternatives listedSupported Languages
- English
- Spanish
- French
- German
- Japanese
- Russian
- Belarusian
- Chinese
AlternativeTo Categories
Education & Reference, OS & Utilities, Business & CommerceGitHub repository
- 10 Stars
- 0 Forks
- 0 Open Issues
- Updated
What is Numby?
Numby transforms how you calculate. Express math naturally, convert units and currencies, track your work, and share results beautifully - all in one place.
What makes Numby special:
Calculate Naturally Write "100 USD to EUR" or "5 meters to feet" - no complicated syntax. Numby understands what you mean.
Share Anywhere Export calculations as beautiful images, plain text, or shareable web links. Perfect for sharing work with colleagues, posting to social media, or saving for reference.
Variables & History Store values, reference them later, and keep a complete history of your calculations. Perfect for complex multi-step problems.
300+ Currencies Real-time conversion for fiat and cryptocurrencies. Rates update automatically and work offline.
Unit Conversion Length, distance, and more - convert between units with simple, natural commands.
Smart Percentages "20% of 500" or "100 + 15%" - calculate tips, discounts, and taxes effortlessly.
File Support Save your calculation sheets as .numby files. Great for budgets, project estimates, or recurring calculations.
Multilingual Full support for English, Spanish, Chinese, German, French, Japanese, Russian, and Belarusian.
Perfect for:
- Quick daily calculations
- Financial planning and budgeting
- Unit conversions for travel or work
- Students and professionals
- Sharing calculations with teams
- Anyone who wants a smarter calculator
Features: • Natural language input • Share as image, text, or web link • Variable storage and reuse • 300+ currency conversions • Automatic currency rate updates • Comprehensive unit conversion • Calculation history • Save and load calculation files • Syntax highlighting • Comment support for notes • Clean, native interface
Whether you're calculating tips, converting currencies while traveling, sharing results with your team, or working through complex calculations, Numby makes it simple.
No tracking, no data collection. Your calculations stay on your device.
